4492218 has 8 divisors (see below), whose sum is σ = 8984448. Its totient is φ = 1497404.

The previous prime is 4492211. The next prime is 4492231. The reversal of 4492218 is 8122944.

It is a sphenic number, since it is the product of 3 distinct primes.

4492218 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4492211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374346 + ... + 374357.

It is an arithmetic number, because the mean of its divisors is an integer number (1123056).

Almost surely, 2^4492218 is an apocalyptic number.

4492218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4492218 is a wasteful number, since it uses less digits than its factorization.

4492218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748708.

The product of its digits is 4608, while the sum is 30.

The square root of 4492218 is about 2119.4853148819. The cubic root of 4492218 is about 165.0011386515.

The spelling of 4492218 in words is "four million, four hundred ninety-two thousand, two hundred eighteen".